EXHIBIT 21






                                                                                      Jurisdiction of
                 Name                               Type of Entity                      Organization
                 ----                               --------------                      ------------
                                                                         
----------------------------------------------------------------------------------------------------
Equistar Mont Belvieu Corporation                    Corporation                          Delaware
----------------------------------------------------------------------------------------------------
Equistar Polypropylene, LLC                   Limited Liability Company                   Delaware
----------------------------------------------------------------------------------------------------
Equistar Funding Corporation                         Corporation                          Delaware
----------------------------------------------------------------------------------------------------
Equistar Chemicals de Mexico, Inc.                   Corporation                          Delaware
----------------------------------------------------------------------------------------------------
PD Glycol                                        Limited Partnership                       Texas
----------------------------------------------------------------------------------------------------
Equistar Funding, LLC                         Limited Liability Company                   Delaware
----------------------------------------------------------------------------------------------------
Equistar Transportation Company, LLC          Limited Liability Company                   Delaware
----------------------------------------------------------------------------------------------------
Quantum Pipeline Company                             Corporation                          Illinois
----------------------------------------------------------------------------------------------------
Lyondell-Equistar Holdings Partners              General Partnership                      Delaware
----------------------------------------------------------------------------------------------------
EC Plastics Unlimited Liability Company      Unlimited Liability Company                Nova Scotia
----------------------------------------------------------------------------------------------------
Equistar Bayport, LLC                         Limited Liability Company                   Delaware
----------------------------------------------------------------------------------------------------